Home / 713,371.29-1,069,745.76-269,828.25

Finding the Fourth Proportional to 713,371.29, 1,069,745.76 and 269,828.25

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Solution

The fourth proportional to 713,371.29, 1,069,745.76 and 269,828.25 is: 404,624.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,371.29 : 1,069,745.76 = 269,828.25 : x
  2. Step 2: Convert to fraction form
    713,371.29/1,069,745.76 = 269,828.25/x
  3. Step 3: Cross multiply
    713,371.29x = 1,069,745.76 × 269,828.25
  4. Step 4: Simplify right side
    713,371.29x = 288,647,626,365.72
  5. Step 5: Solve for x
    x = 288,647,626,365.72/713,371.29
  6. Step 6: Final answer
    x = 404,624.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.